Compact and ultra-light: only 35g_Charges conveniently via micro USB port_Three modes: proximity, movement and distance Compact and light (just 35g!) the Petzl Bindi Headlamp fits in the palm of your hand and kicks out 200 lumens of power.__ It's ideal for everyday activities and regular training.____The thin headband adjusts easily and it can be tilted upward so it still works well when worn around the neck.__ he Red lighting mode preserves night vision and keeps from blinding others during group activities. Two LOCK functions help to avoid accidentally turning it on.Light output: 200 lumens Weight: 35g Beam pattern: flood Energy: 680 mAh rechargeable battery Watertightness: IP X4 (weather resistant)